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Fedora 33: CAB5C9BEF High: Curl TLS Session Leak And Credential Fix

fedora
Calendar Grey April 3, 2021
Dist Fedora Esm H88
The recent curl upgrade in Fedora resolves TLS vulnerabilities, safeguards against credential exposure, and boosts security capabilities. Discover additional details here.
- fix TLS 1.3 session ticket proxy host mixup (CVE-2021-22890) - prevent automatic referer from leaking credentials (CVE-2021-22876)

Summary

curl is a command line tool for transferring data with URL syntax, supporting

FTP, FTPS, HTTP, HTTPS, SCP, SFTP, TFTP, TELNET, DICT, LDAP, LDAPS, FILE, IMAP,

SMTP, POP3 and RTSP. curl supports SSL certificates, HTTP POST, HTTP PUT, FTP

uploading, HTTP form based upload, proxies, cookies, user+password

authentication (Basic, Digest, NTLM, Negotiate, kerberos...), file transfer

resume, proxy tunneling and a busload of other useful tricks.

- fix TLS 1.3 session ticket proxy host mixup (CVE-2021-22890) - prevent

automatic referer from leaking credentials (CVE-2021-22876)

* Wed Mar 31 2021 Kamil Dudka - 7.71.1-9

- fix TLS 1.3 session ticket proxy host mixup (CVE-2021-22890)

- prevent automatic referer from leaking credentials (CVE-2021-22876)

[ 1 ] Bug #1945058 - CVE-2021-22876 curl: Leak of authentication credentials in URL via automatic Referer [fedora-all]

https://bugzilla.redhat.com/show_bug.cgi?id=1945058

[ 2 ] Bug #1945059 - CVE-2021-22890 curl: TLS 1.3 session ticket mix-up with HTTPS proxy host [fedora-all]

https://bugzilla.redhat.com/show_bug.cgi?id=1945059

su -c 'dnf upgrade --advisory FEDORA-2021-cab5c9befb' at the command

line. For more information, refer to the dnf documentation available at

https://dnf.readthedocs.io/en/latest/command_ref.html

All packages are signed with the Fedora Project GPG key. More details on the

GPG keys used by the Fedora Project can be found at

https://fedoraproject.org/security/

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Change Log

References

Update Instructions

Product: Fedora 33
Version: 7.71.1
Release: 9.fc33
Summary: A utility for getting files from remote servers (FTP, HTTP, and others)

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